27834190907 has 2 divisors, whose sum is σ = 27834190908. Its totient is φ = 27834190906.

The previous prime is 27834190859. The next prime is 27834190913. The reversal of 27834190907 is 70909143872.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27834190907 - 2²² = 27829996603 is a prime.

It is a super-3 number, since 3×27834190907³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (27834150907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13917095453 + 13917095454.

It is an arithmetic number, because the mean of its divisors is an integer number (13917095454).

Almost surely, 2^27834190907 is an apocalyptic number.

27834190907 is a deficient number, since it is larger than the sum of its proper divisors (1).

27834190907 is an equidigital number, since it uses as much as digits as its factorization.

27834190907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 50.

The spelling of 27834190907 in words is "twenty-seven billion, eight hundred thirty-four million, one hundred ninety thousand, nine hundred seven".